Akademik
nictitating membrane
noun
a protective fold of skin in the eyes of reptiles and birds and some mammals
•
Syn
: ↑
third eyelid
•
Hypernyms
: ↑
protective fold
•
Hyponyms
: ↑
haw
•
Part Holonyms
: ↑
eye
, ↑
oculus
, ↑
optic
Useful english dictionary
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2012
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